Interactive OS
Installs and Automatic OS
installation with Kickstart
Install the OS on bare metal and
Virtual machines. Automate the installation of
a system
with the Kickstart facility.
Configure and manage the required services,
and create and deploy a kickstart file.
Build a KVM virtual machine using the
prepared kickstart file and services.
Use regular expressions with grep and other
Linux
utilities
Use regular expressions
that will allow you to search content
within text files and command output.
Regular expressions are recognised by several
utilities including grep, awk and the sed
stream editor.
Basic
Shell Scripting
A basic introduction
to automation of repetitive tasks using
shell programming. Script basic
elements.
Using variables and command line
arguments. Obtaining input from the
keyboard. Using conditional statements
and loops.
Schedule Linux tasks
Submit tasks to
execute at a future time using
cron and at.
Using the crontab command.
Kernel
Management and System Tuning
Update
kernel packages. List, load and unload
kernel modules.
Examine and set kernel parameters,
with a real-world Oracle database
scenario.
Specify kernel
command line arguments. The role of
systemd-udevd with devices and
drivers.
Use tuned to implement
tuning profiles.
Access
control lists (ACLs)
Manage file security using POSIX
access control lists using setfacl and
getfacl. Setting default ACLs.
SELinux
security
Configure and manage the
Security Enhanced Linux (SELinux)
features to ensure added security.
Viewing
and setting context types, using web content
as an example. SELinux boolean settings.
View SELinux log messages and implement
boolean and context changes to the
installed policy.
Add local storage devices,
partitions, and file systems to a Linux
system
Add and detect new disk
storage devices, create partitions, and
EXT4 and XFS file systems.
Creating
MBR and GPT disk labels. Use the fdisk
partitioning tool.
Overview of additional tools parted and
gdisk.
Mount files systems and
make mounts permanent.
Logical
Volume
Management
(LVM)
Create and manage logical
volumes such as RAID1 mirrors using command
line
utilities.
Monitor
Logical Volumes for usage
and disk failures.
Advanced
Disk facilities
The new RHEL8 Stratis
Volume Management system, and Virtual Data Optimisation
(VDO).
Network file system (NFS)
Access NFS shares from a
remote server. Create NFS shares. NFS
automounter.
Boot
process troubleshooting
In-depth GRUB2 configuration. Examine
various scenarios which may occur in
boot failure, and see how to fix them.
Firewall
Enable the firewalld
service and use firewall-cmd
to examine and create/modify firewall
rules.
Containers
Pull, run and manage containers using
podman, skopeo and buildah.
Course
review
Carry out further practical
exercises to reinforce topics learned during
the course..
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